sendMail.php

<?php
/*==============================================================================
 * (C) Copyright 2016 John J Kauflin, All rights reserved.
 *----------------------------------------------------------------------------
 * DESCRIPTION: Service to use swiftmailer library to send dues emails.
 * 				Version 6.3 (Depends on PHP 7)
 *----------------------------------------------------------------------------
 * Modification History
 * 2016-11-06 JJK 	Initial version to send mail with PDF attachment
 * 2016-11-07 JJK   Modified to use swiftmailer.org library
 * 2018-11-25 JJK	Modified to return a JSON record which includes the
 * 					email address for the send and the send result
 * 2018-11-26 JJK	Modifying to use the newest version of swiftmailer
 * 					and trapped exceptions to return error message
 * 2020-07-04 JJK   Modified to use PHP Composer and switched require
 *                  to "vendor/autoload.php"
 * 2020-08-03 JJK   Re-factored to use jjklogin for authentication
 * 2020-12-21 JJK   Re-factored to use jjklogin package
 * 2023-02-17 JJK   Refactor for non-static jjklogin class and settings from DB
 *============================================================================*/
// Define a super global constant for the log file (this will be in scope for all functions)
define("LOG_FILE", "./php.log");
require_once 'vendor/autoload.php';

// Figure out how many levels up to get to the "public_html" root folder
$webRootDirOffset = substr_count(strstr(dirname(__FILE__),"public_html"),DIRECTORY_SEPARATOR) + 1;
// Get settings and credentials from a file in a directory outside of public_html
// (assume a settings file in the "external_includes" folder one level up from "public_html")
$extIncludePath = dirname(__FILE__, $webRootDirOffset+1).DIRECTORY_SEPARATOR.'external_includes'.DIRECTORY_SEPARATOR;
require_once $extIncludePath.'hoadbSecrets.php';
require_once $extIncludePath.'jjkloginSettings.php';
// Common functions
require_once 'php_secure/commonUtil.php';
// Common database functions and table record classes
require_once 'php_secure/hoaDbCommon.php';

use \jkauflin\jjklogin\LoginAuth;

try {
    $loginAuth = new LoginAuth($hostJJKLogin, $dbadminJJKLogin, $passwordJJKLogin, $dbnameJJKLogin);
    $userRec = $loginAuth->getUserRec();
    if ($userRec->userName == null || $userRec->userName == '') {
        throw new Exception('User is NOT logged in', 500);
    }
    if ($userRec->userLevel < 1) {
        throw new Exception('User is NOT authorized (contact Administrator)', 500);
    }

    $toEmail = $_POST['toEmail'];
    $subject = $_POST['subject'];
    $messageStr = $_POST['messageStr'];
    $parcelId = $_POST['parcelId'];
    $ownerId = $_POST['ownerId'];
    $filename = $_POST['filename'];
    // Decode the PDF data stream from character back to binary
    $filedata = base64_decode($_POST['filedata']);

    // Create the record to send back as a result of the POST
    $sendEmailRec = new SendEmailRec();

    $sendEmailRec->result = '';
    $sendEmailRec->message = '';
    $sendEmailRec->sendEmailAddr = $toEmail;
    $sendEmailRec->Parcel_ID = $parcelId;
    $sendEmailRec->OwnerID = $ownerId;

	// Create the Transport (using default linux sendmail)
	$transport = new Swift_SendmailTransport();

	// Create the Mailer using your created Transport
	$mailer = new Swift_Mailer($transport);

	// Create a message
	$message = (new Swift_Message($subject))
		->setFrom([$fromTreasurerEmailAddress])
		->setTo([$toEmail])
		->setBody($messageStr);

	// swiftmailer PHP read receipt capability
	// $message -> setReadReceiptTo('your@address.tld');
	// When the email is opened, if the mail client supports it a notification will be sent to this address.
	// Read receipts won't work for the majority of recipients since many mail clients auto-disable them.
	// Those clients that will send a read receipt will make the user aware that one has been requested.

	// Create the attachment with your data
	$attachment = new Swift_Attachment($filedata, $filename, 'application/pdf');
	// Attach it to the message
	$message->attach($attachment);

	// Send the message and check for success
	if ($mailer->send($message)) {
		$sendEmailRec->result = 'SUCCESS';
		$sendEmailRec->message = 'Email sent successfully to ' . $toEmail;
	} else {
		$sendEmailRec->result = 'ERROR';
		$sendEmailRec->message = 'Error sending Email to ' . $toEmail;
	}

	echo json_encode($sendEmailRec);

} catch(Exception $e) {
    //error_log(date('[Y-m-d H:i] '). "in " . basename(__FILE__,".php") . ", Exception = " . $e->getMessage() . PHP_EOL, 3, LOG_FILE);
	$sendEmailRec->result = 'ERROR';
	$sendEmailRec->message = $e->getMessage();
	echo json_encode($sendEmailRec);
}
?>